A scan of one side of a part was treated as a closed part with a big gap. It was refused, or closed into a solid that was not what was scanned. The new path fits one B-spline surface and thickens it into a 3 mm wall behind the scanned face.
From the Grok pain-radar digests, Oct 28-29 2026 (Oct 28 8:41 AM ET through Oct 29 early-morning Haitch editions). Verified live 2026-10-29: issue/PR read; title and state confirmed.